Finding the Fourth Proportional to 292,020.18, 402,963.63 and 164,727.06
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Solution
The fourth proportional to 292,020.18, 402,963.63 and 164,727.06 is: 227,309.68
Step by Step Solution
- Step 1: Write the proportion equation
292,020.18 : 402,963.63 = 164,727.06 : x - Step 2: Convert to fraction form
292,020.18/402,963.63 = 164,727.06/x - Step 3: Cross multiply
292,020.18x = 402,963.63 × 164,727.06 - Step 4: Simplify right side
292,020.18x = 66,379,014,056.83 - Step 5: Solve for x
x = 66,379,014,056.83/292,020.18 - Step 6: Final answer
x = 227,309.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.